--- product_id: 71490452 title: "M77 Threadmaster PTFE Premium Full Density Thread Seal Tape, 1296\" Length, 3-1/2 mil Thick, 3/4\" Width, White" brand: "merco tape" price: "2.78 DT" currency: TND in_stock: false reviews_count: 1 url: https://www.desertcart.tn/products/71490452-m77-threadmaster-ptfe-premium-full-density-thread-seal-tape-1296 store_origin: TN region: Tunisia --- # 1296" Length Full Density PTFE Material M77 Threadmaster PTFE Premium Full Density Thread Seal Tape, 1296" Length, 3-1/2 mil Thick, 3/4" Width, White **Brand:** merco tape **Price:** 2.78 DT **Availability:** ❌ Out of Stock ## Summary > 🔧 Seal the Deal with M77 Threadmaster! ## Quick Answers - **What is this?** M77 Threadmaster PTFE Premium Full Density Thread Seal Tape, 1296" Length, 3-1/2 mil Thick, 3/4" Width, White by merco tape - **How much does it cost?** 2.78 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/71490452-m77-threadmaster-ptfe-premium-full-density-thread-seal-tape-1296) ## Best For - merco tape enthusiasts ## Why This Product - Trusted merco tape brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Maintenance-Free:** Enjoy hassle-free installations with a non-toxic, non-flammable design. - • **Mil-Spec Quality:** Manufactured to meet stringent military specifications for reliability. - • **Eco-Friendly Choice:** Chemically inert and safe for the environment, making it a responsible sealing solution. - • **Seal with Confidence:** Engineered for superior sealing performance, ensuring leak-free connections. - • **Versatile Applications:** Perfect for a wide range of pipe thread sealing needs, from home to industrial use. ## Overview The M77 Threadmaster PTFE Premium Full Density Thread Seal Tape is a high-performance sealing solution designed for various applications. With a length of 1296 inches, a thickness of 3-1/2 mil, and a width of 3/4 inch, this USA-made tape boasts a density of 1.55g/cm³. It meets military specifications T-27730A and A-A-58092, ensuring top-notch quality and reliability. Its maintenance-free, non-toxic, and chemically inert properties make it an ideal choice for both professional and DIY projects. ## Description Merco Threadmaster® PTFE sealant tape is for those applications that require the sealing properties of a premium grade thread sealant. This thread sealant is intended to be used for general purpose sealing in pipe threads. This premium grade regular density PTFE sealant tape permits quick, clean economical sealing of male pipe threads of all sizes and reduces the risk of system contamination common with liquid and paste sealants. Ideal for general plumbing, OEM, MRO, jan/san, industrial and industrial maintenance supply houses. The self-lubricating quality of this unsintered PTFE (Polytetrafluoroethylene) tape makes joints easy to assemble and disassemble, and extends the fatigue life of the sealed connection. Totally maintenance free premium grade full density PTFE thread sealant tape is virtually chemically inert, non-toxic and nonflammable. It will withstand temperatures from -450 to 550 degree F. Its 10 years shelf life allows prewrapping and storage of threaded parts. Specific gravity: 1.55 grams per cubic centimeter. 50 Percent elongation. Meets mil spec T-27730A, and Made in the USA.. ## Features - Threadmaster M 77 premium thread seal tape is a full 1.55g/cmc density, USA made product made of PTFE used for applications requiring sealing properties of a premium grade thread sealant - Mil Spec T-27730A grade & current Mil Spec A-A-58092 USA made threadseal tape, intended to be used for general purpose sealing of pipe threads - Maintenance free, full density, non-toxic and non-flammable, chemically inert, breaks clean - Meets mil spec T-277030A & current mil spec A-A-58092 - Measures 3-1/2 mil thick by 1296" length by 3/4" width by 1.55 grams per cubic centimeter denisty ## Product Details - **Brand:** Merco Tape - **Color:** White - **Material:** Polytetrafluoroethylene (PTFE) - **Number of Items:** 1 - **Size:** 3/4" Width ## Images ![M77 Threadmaster PTFE Premium Full Density Thread Seal Tape, 1296" Length, 3-1/2 mil Thick, 3/4" Width, White - Image 1](https://m.media-amazon.com/images/I/612B+JiCQiL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐ WORKS *by T***A on October 2, 2013* Works well. It is thicker than regular tape so less wraps are required. I would recommend this product for use. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/71490452-m77-threadmaster-ptfe-premium-full-density-thread-seal-tape-1296](https://www.desertcart.tn/products/71490452-m77-threadmaster-ptfe-premium-full-density-thread-seal-tape-1296) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-04-23*